The organisms shown in the pictures above can be categorized based on structural similarities and differences. Part A: Based on similarities in their internal structures, name a category to which organism X and organism Z belong, but to which organism Y does not. Explain your reasoning Part B: Using the same classification scheme you selected for Part A, identify another organism that would be categorized into the same group as organism Y. Explain your reasoning. Type your responses to parts A and B in the box below